USB: musb_gadget: implement set_wedge() method
Implement the driver's set_wedge() method by adding the 'wedged' flag
to the 'struct musb_ep'.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 1c44b97..c63aff1 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -273,6 +273,11 @@
if (!musb_ep->desc)
break;
+ handled = 1;
+ /* Ignore request if endpoint is wedged */
+ if (musb_ep->wedged)
+ break;
+
/* REVISIT do it directly, no locking games */
spin_unlock(&musb->lock);
musb_gadget_set_halt(&musb_ep->end_point, 0);
@@ -280,7 +285,6 @@
/* select ep0 again */
musb_ep_select(mbase, 0);
- handled = 1;
} break;
default:
/* class, vendor, etc ... delegate */